$(function() {
    selectAllInfo();
})
//selectAllInfo
function selectAllInfo() {
    $.ajax({
        url: "../info/selectAllInfo",
        dataType: "json",
        type: "POST",
        success: function(res){
            let allSum =res.allSum;
            $('#allCount').text(allSum+'人');
        },error: function(res){
            alert("selectAllInfo错误")
        }
    })
}